Single-interface superconductivity in two-layer semiconductor heterostructures

N. Ya. Fogel, E. I. Buchstab, Yu. V. Bomze +6

We have discovered superconductivity in the two-layer semiconducting monochalcogenide heterostrutures PbTe/PbS, PbTe/PbSe and PbTe/YbS. By comparing data from two-layer samples wit…